Struct ViewRegistry 

pub struct ViewRegistry { /* private fields */ }

SQL 뷰 레지스트리

뷰 이름 → SQL 정의 문자열을 스레드 안전하게 관리합니다.

Implementations

impl ViewRegistry

pub fn new() -> Self

새 ViewRegistry 생성

pub fn create(&self, name: &str, sql: &str) -> DbxResult<()>

뷰 생성 (이미 존재하면 덮어씀)

pub fn drop(&self, name: &str) -> DbxResult<()>

뷰 삭제. 없으면 Err 반환.

pub fn exists(&self, name: &str) -> bool

뷰 존재 여부 확인

pub fn expand(&self, sql: &str) -> String

SQL의 FROM 절에서 뷰 이름을 서브쿼리로 치환

예: SELECT * FROM active_users → SELECT * FROM (SELECT id, name FROM users WHERE active = true) AS active_users

pub fn list_views(&self) -> Vec<String>

등록된 뷰 목록 반환

Trait Implementations

impl Debug for ViewRegistry

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ViewRegistry

fn default() -> ViewRegistry

Returns the “default value” for a type.